WO2023097853A1 - Raccord de soufflage d'argon à réglage automatique - Google Patents

Raccord de soufflage d'argon à réglage automatique Download PDF

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Publication number
WO2023097853A1
WO2023097853A1 PCT/CN2021/142845 CN2021142845W WO2023097853A1 WO 2023097853 A1 WO2023097853 A1 WO 2023097853A1 CN 2021142845 W CN2021142845 W CN 2021142845W WO 2023097853 A1 WO2023097853 A1 WO 2023097853A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide sleeve
self
spring
press
argon blowing
Prior art date
Application number
PCT/CN2021/142845
Other languages
English (en)
Chinese (zh)
Inventor
张飞
王凤良
Original Assignee
无锡巨力重工股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 无锡巨力重工股份有限公司 filed Critical 无锡巨力重工股份有限公司
Publication of WO2023097853A1 publication Critical patent/WO2023097853A1/fr
Priority to ZA2023/11804A priority Critical patent/ZA202311804B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L27/00—Adjustable joints, Joints allowing movement
    • F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
    • F16L27/0849—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid being turned through an angle when passing from one joint element to another
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases

Definitions

  • the invention relates to the field of auxiliary equipment in the steelmaking production process, in particular to a self-adjusting argon blowing joint.
  • the molten steel tank needs to blow argon to the molten steel to achieve the effect of stirring the molten steel.
  • argon blowing devices are usually installed on the transfer equipment under the furnace, such as molten steel tank cars and ladle turrets.
  • the automatic argon blowing joint is generally used for connection.
  • the existing automatic argon blowing joint includes an upper joint and a lower joint.
  • the upper joint is installed on the seat of the tank on the side of the molten steel tank, and the lower joint is installed on the bearing tank seat of the transfer equipment. Due to the installation, processing or angle of the upper joint As a result, the end face of the upper joint is inclined, and after it is docked with the lower joint, there is a local weak spot in the seal, resulting in argon gas leakage.
  • the invention provides a self-adjusting argon blowing joint, which can solve the problems of weak seal and argon gas leakage caused by the inclination of the end face of the upper joint.
  • a self-adjusting argon blowing joint including an upper joint and a lower joint
  • the lower structure includes a joint body and a spring
  • the joint body includes a press-fit part and a tubular part
  • the tubular part is formed with a lower argon channel that runs through the press-fit part
  • the top of the press-fit part is installed with a sealing ring around the lower argon channel
  • the spring is sleeved on the tubular
  • the upper end of the spring is against the press-fitting part
  • the lower joint also includes a spring seat and an aligning block, and the seat body of the spring seat is against the lower end of the spring
  • the The seat body is provided with a lower guide sleeve extending upward
  • the pressing part is provided with an upper guide sleeve extending upward
  • the lower guide sleeve is socketed with the upper guide sleeve and is limited by a vertical limiting structure.
  • the upper guide sleeve is sheathed outside the lower guide sleeve and arranged coaxially with the tubular portion.
  • the vertical limiting structure includes a limiting rod and a waist-shaped hole
  • the limiting rod is installed on the upper guide sleeve and extends into the waist-shaped hole
  • the waist-shaped hole is vertically Set on the lower guide sleeve.
  • the middle part of the seat body is provided with an upwardly extending inner guide sleeve, and the inner guide sleeve is sleeved on the outside of the tubular portion.
  • the lower part of the seat body is provided with a self-aligning fitting part, and the self-aligning fitting part cooperates with the self-aligning block through an arc surface.
  • a pressure plate is installed on the upper part of the press-fitting part, the spring is mounted on the pressure plate, and the middle part of the pressure plate communicates with the lower argon gas channel through a gas joint.
  • the pressing part of the lower joint can adjust the angle through the arc surface between the spring seat and the self-aligning block, and fit the upper joint at the same inclination angle to eliminate the weak seal. Overcome the problem of argon leakage.
  • FIG. 1 is a schematic diagram of the overall sectional structure of the self-adjusting argon blowing joint of the present invention.
  • FIG. 2 is an enlarged schematic view of the joint body in FIG. 1 .
  • FIG. 3 is an enlarged schematic view of the spring seat in FIG. 1 .
  • Fig. 4 is an enlarged schematic diagram of the cooperation between the self-aligning fitting part and the self-aligning block in Fig. 1 .
  • a self-adjusting argon blowing joint includes an upper joint and a lower joint.
  • the notification number is the invention patent of CN212156253U)
  • the lower structure includes the joint body 1, the spring 2, the spring seat 3 and the centering block 5
  • the joint body 1 includes the press-fit part 1a and the tubular part 1b arranged in the middle of the bottom of the press-fit part 1a
  • the tubular part 1b is formed with a lower argon channel 1e that runs through the press-fitting part 1a.
  • the upper joint and the lower joint are installed on the compressed air pipeline, the upper argon channel, and the lower argon channel 1e in the seat of the tank, and installed on the carrier
  • the argon gas pipeline 10 in the tank seat is connected, the top of the press-fitting part 1a is equipped with a pressure plate 7, and the pressure plate 7 is equipped with a sealing ring 8 arranged around the lower argon gas channel 1e, the spring 2 is sleeved outside the tubular part 1b, and the spring 2
  • the two ends of the press-fit part 1a and the seat body 3a of the spring seat respectively, the bottom of the press-fit part is provided with the positioning groove 1f on the spring, the seat body is provided with the positioning groove 3e under the spring, and the seat body 3a of the spring seat 3 is against
  • the lower end of the spring 2, the seat body 3a is provided with a lower guide sleeve 3b extending upward, the press-fitting part 1a is provided with an upper guide sleeve 1c
  • the vertical limit structure includes a limit rod 6 and a waist-shaped hole 3c.
  • the limit rod 6 is installed in the threaded hole 1d of the upper guide sleeve 1c and extends into the waist-shaped hole 3c.
  • the waist-shaped hole 3c is vertically opened in the lower guide Set 3b. The arrangement of the vertical limit structure prevents the joint body from being separated from the spring and the spring seat.
  • the argon gas pipeline 10 in the tank seat is connected to the tubular part 1b, and a section of high-temperature-resistant hose or bellows can be installed at the joint between the argon gas pipeline 10 and the tubular part 1b, and the hose or corrugated structure can be used to adapt to press-fitting
  • the angle adjustment between the upper part and the upper joint reduces the interference of the rigidity of the argon gas pipeline 10 on the rotation adjustment of the joint body 1 .
  • the middle part of the seat body 3a is provided with an upwardly extending inner guide sleeve 3d, and the inner guide sleeve 3d is sheathed on the outside of the tubular portion 1b.
  • sealing rings 8 and two springs 2 are distributed from inside to outside, so as to improve the sealing effect.
  • a pressing plate 7 is installed on the upper part of the pressing part 1a, and the spring 2 is installed on the pressing plate 7.
  • the middle part of the pressing plate 7 communicates with the lower argon channel 1e through the gas joint 9.
  • the gas joint 9 and the pressing part 1a are threaded. Press and fix the pressing plate 7 on the top of the pressing part 1a.
  • both the pressing plate 7 and the self-aligning fitting part 4 are detachably connected, which is convenient for processing and later replacement.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Joints Allowing Movement (AREA)

Abstract

La présente invention concerne un raccord de soufflage d'argon à réglage automatique, qui peut résoudre les problèmes de mauvaise étanchéité et de fuite d'argon provoqués par une face d'extrémité d'un raccord supérieur qui est incliné. Le raccord de soufflage d'argon à réglage automatique comprend un raccord supérieur et un raccord inférieur, la structure inférieure comprenant un corps de raccord et un ressort ; le corps de raccord comprend une partie d'emmanchement à force et une partie tubulaire qui est disposée au centre du fond de la partie d'emmanchement à force ; un canal d'argon inférieur pénétrant dans la partie d'emmanchement à force est formé sur la partie tubulaire ; une bague d'étanchéité entourant le canal d'argon inférieur est montée au niveau de la partie supérieure de la partie d'emmanchement à force ; le ressort est emmanché à l'extérieur de la partie tubulaire ; et l'extrémité supérieure du ressort vient en butée contre la partie d'emmanchement à force. Le raccord inférieur comprend en outre un siège de ressort et un bloc d'alignement ; un corps du siège de ressort vient en butée contre l'extrémité inférieure du ressort et est pourvu d'un manchon de guidage inférieur s'étendant vers le haut ; la partie d'emmanchement à force est pourvue d'un manchon de guidage supérieur s'étendant vers le haut ; le manchon de guidage inférieur est emmanché sur le manchon de guidage supérieur et est limité au moyen d'une structure de limitation verticale ; et la partie inférieure du corps de siège est équipée du bloc d'alignement au moyen d'une surface arquée.
PCT/CN2021/142845 2021-12-04 2021-12-30 Raccord de soufflage d'argon à réglage automatique WO2023097853A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA2023/11804A ZA202311804B (en) 2021-12-04 2023-12-21 Self-regulating argon blowing joint

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111468842.6A CN114087442A (zh) 2021-12-04 2021-12-04 一种自调节吹氩接头
CN202111468842.6 2021-12-04

Publications (1)

Publication Number Publication Date
WO2023097853A1 true WO2023097853A1 (fr) 2023-06-08

Family

ID=80306449

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/142845 WO2023097853A1 (fr) 2021-12-04 2021-12-30 Raccord de soufflage d'argon à réglage automatique

Country Status (3)

Country Link
CN (1) CN114087442A (fr)
WO (1) WO2023097853A1 (fr)
ZA (1) ZA202311804B (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5065986A (en) * 1990-07-30 1991-11-19 Insul Company, Inc. Automatic gas hookup to a ladle
US5823221A (en) * 1995-03-03 1998-10-20 Paul Wurth S.A. Device and method for the automatic coupling of a teeming ladle to one or more gas pipes
CN201047475Y (zh) * 2007-02-13 2008-04-16 福建三钢闽光股份有限公司 一种气体及流体介质管路自动连接装置
CN203782178U (zh) * 2014-03-12 2014-08-20 徐靖然 气体耦合装置
CN107990070A (zh) * 2017-12-31 2018-05-04 扬州顺达重工设备有限公司 一种新型快速气体接头
CN109304459A (zh) * 2018-12-13 2019-02-05 山东钢铁股份有限公司 一种吹氩对接机构及钢包台车
CN111306382A (zh) * 2020-03-03 2020-06-19 西安中元利和科技有限公司 一种平行度自调节平面密封装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5065986A (en) * 1990-07-30 1991-11-19 Insul Company, Inc. Automatic gas hookup to a ladle
US5823221A (en) * 1995-03-03 1998-10-20 Paul Wurth S.A. Device and method for the automatic coupling of a teeming ladle to one or more gas pipes
CN201047475Y (zh) * 2007-02-13 2008-04-16 福建三钢闽光股份有限公司 一种气体及流体介质管路自动连接装置
CN203782178U (zh) * 2014-03-12 2014-08-20 徐靖然 气体耦合装置
CN107990070A (zh) * 2017-12-31 2018-05-04 扬州顺达重工设备有限公司 一种新型快速气体接头
CN109304459A (zh) * 2018-12-13 2019-02-05 山东钢铁股份有限公司 一种吹氩对接机构及钢包台车
CN111306382A (zh) * 2020-03-03 2020-06-19 西安中元利和科技有限公司 一种平行度自调节平面密封装置

Also Published As

Publication number Publication date
CN114087442A (zh) 2022-02-25
ZA202311804B (en) 2024-04-24

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